Walker, T. J. Whale Primer, with Special Attention to the California Gray Whale.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWalker, Theodore J. Whale Primer, with Special Attention to the California Gray Whale.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWalker, Theodore J. Whale Primer, with Special Attention to the California Gray Whale.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.